Home / 236,093.68-325,799.81-128,661.41

Finding the Fourth Proportional to 236,093.68, 325,799.81 and 128,661.41

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Solution

The fourth proportional to 236,093.68, 325,799.81 and 128,661.41 is: 177,547.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,093.68 : 325,799.81 = 128,661.41 : x
  2. Step 2: Convert to fraction form
    236,093.68/325,799.81 = 128,661.41/x
  3. Step 3: Cross multiply
    236,093.68x = 325,799.81 × 128,661.41
  4. Step 4: Simplify right side
    236,093.68x = 41,917,862,932.33
  5. Step 5: Solve for x
    x = 41,917,862,932.33/236,093.68
  6. Step 6: Final answer
    x = 177,547.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.